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tropism
1[ troh-piz-uhm ]
noun
- an orientation of an organism to an external stimulus, as light, especially by growth rather than by movement.
-tropism
2- variant of -tropy.
tropism
1/ trəʊˈpɪstɪk; ˈtrəʊpɪzəm /
noun
- the response of an organism, esp a plant, to an external stimulus by growth in a direction determined by the stimulus
-tropism
2combining form
- indicating a tendency to turn or develop in response to a certain stimulus
phototropism
tropism
/ trō′pĭz′əm /
- The growth or movement of a living organism or anatomical structure toward or away from an external stimulus, such as light, heat, or gravity.
- See also geotropism
Derived Forms
- ˌtropisˈmatic, adjective
- tropistic, adjective
Other Words From
- tro·pis·mat·ic [troh-piz-, mat, -ik], adjective
- tro·pis·tic [troh-, pis, -tik], adjective
Word History and Origins
Word History and Origins
Origin of tropism1
Origin of tropism2
Example Sentences
In those two books, the existential shows itself gradually—breast cancer in the first, a physiological tropism in the second.
Still, Cuccinelli has shown his own tropism toward the kindness of strangers.
This may be a tropism (stereotropism) or it may be a mere surface tension phenomenon.
It's the same old disregard, or it's the same old psycho-tropism, or process of assimilation.
We shall in the succeeding series of papers deal with the subject of tropism in general.
The workers, on the other hand, who have to be in and out of the nest about their business, do not have this tropism.
Nevertheless this is the psycho-tropism of science to all "thunderstones" said to have fallen luminously.
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